Justin Herz was named senior vice president and general manager at SonicNet.com, a part of New York-based MTV Interactive. He was head of the production group for mtv.com. He is a founding member of Downtown Digital, AT&T's interactive programming company, where he was director of production Darren McDermott, formerly a reporter at The Wall Street Journal, joined financial information service Worldly-investor.com as an editor. At the Journal, McDermott wrote about shifts in the economic and financial environment Beautyscene.com, the New York-based beauty and wellness site, appointed Barbara Kotlikoff as COO. She was vice chairman and chief marketing officer of The Monet Group, a fashion jewelry company.